But not all parents disagree with the ban. Charrhara Harma said it was a good idea.

"Yeah that's good because junk is not good for children," she said.

Student James Overton could see both sides of the argument.

"It's not really good for your health, but no because people like them and they don't really want them to be banned from school," he said.

The Education Department has distanced itself from the decision.

It said its policy Move Well, Eat Well encouraged the wider school community to support limiting "occasional" foods.

Education Minister urges school to reconsider

In a statement, the state's Education Minister Jeremy Rockliff urged the school to reconsider.

"Christmas comes once a year as do children's birthdays, so while I appreciate the importance of a balanced healthy diet, I urge the school association to use some common sense and reconsider," Mr Rockliff said.

The Bellerive Primary School Association and the school's principal declined to comment.

Tasmania School Canteen Association executive officer Julie Dunbabbin said she believed eventually all schools would ban confectionary.

She said many schools were trying to address the issue of children being exposed to too many cakes due to classmates birthdays.

She said cakes could be healthy if baked the right way.

"We certainly promote the more healthier version, the ones with less sugar and saturated fat," she said.

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Former treasurer Wayne Swan says that real private sector wages have grown by just 1 per cent under the Abbott and Turnbull governments, which he says equates to only one year of growth under the previous Labor government.